After upgrading to DLP 16.0 / 16.0 RU1 /16.0 RU2 agent some machines experience Chrome or Edge browser crashes when copying to clipboard

Products

• Data Loss Prevention Endpoint Prevent

Issue/Introduction

After upgrading to 16.0 / 16.0 RU1 / 16.0 RU2 agent the browser sometimes crashes when copying text to the clipboard. This issue persists with the agent configuration clipboard monitoring channel disabled. 

This is a known issue as described in the 16.0 RU1 Known issues for item CRE-13816

Environment

Release : 16.0 / 16.0 RU1 / 16.0 RU2

Cause

This is a side effect of a known issue and only happens in environments where Hardware-enforced Stack Protection are enabled for Chrome and Edge.

Resolution

Disable the Stack protection using one of the following methods:

Method 1: Powershell Script

On the affected endpoints, run the following commands in Windows PowerShell to disable Hardware-enforced Stack Protection for Chrome and Edge respectively.

For Google Chrome:

Set-ProcessMitigation -Name chrome.exe -Disable UserShadowStack

For Microsoft Edge:

Set-ProcessMitigation -Name msedge.exe -Disable UserShadowStack

 

Method 2: Manual Change Using Windows UI

1. 1. On the affected computer, open Windows Security.
   2. You can search from the taskbar or double-click the shield icon in the system tray.
   3. Select App & browser control.
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   4. In the Exploit protection section, click Exploit protection settings.
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   5. Select the Program settings tab.
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   6. Select "Add programme to customise" > "Add by programme name"
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   7. Add the program with the names "chrome.exe" and "msedge.exe"
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   8. Edit the program settings.
   9. To disable hardware-enforced stack protection, in the Hardware-enforced Stack Protection section, select Override system settings.
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   10. Apply the changes.